♡ Login
Home
Previous Papers
★
MCQs
General Science
Everyday Science
Brass get discoloured in air due to ...
Que.
Brass get discoloured in air due to constant exposure in presence of-
A.
Hydrogen sulphide
B.
Aluminium sulphide
C.
Aluminium Phosphide
D.
Hydrogenated wafers
Right Answer is :
✓ A. Hydrogen sulphide
⚑ Report
Views 👍 :1.5K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ The manufacture of iron from iron ore ...
➣ Which of the following elements is obtained ...
➣ Chemical name of Gammexane is- ...
➣ Organic compounds are- ...
➣ Viruses have properties of: ...
➣ During Solar eclipse ...
➣ Shock-absorbers are usually made of steel as ...
➣ Saccharin is made up of- ...
➣ The image formed by a plain mirror ...
➣ proton ...
❖ Take a qick MCQ Test on
➤ Various Sciences
➤ Miscellaneous
➤ Scientific Instruments
➤ Computer Awareness
➤ Everyday Science
➤ Environment Science
➤ Inventions and Discoveries
➤ Research Institutions